/**
 * Copyright 2024, SumUp Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

export function isValidColor(color: string) {
  return /^#?(?:[0-9A-F]{3}){1,2}$/i.test(color);
}

export function isSameColor(colorA: string, colorB: string) {
  return colorA === colorB || normalizeColor(colorA) === normalizeColor(colorB);
}

export function normalizeColor(value: string) {
  let color = value.trim().replace('#', '');

  if (color.length === 3) {
    color = color
      .split('')
      .flatMap((char) => [char, char])
      .join('');
  }

  return `#${color}`.toLowerCase();
}
